Jahr;Jan;Feb;Mrz;Apr;Mai;Jun;Jul;Aug;Sep;Okt;Nov;Dez
1999;36.8;39.9;42.0;44.0;43.0;43.5;;37.0;;40.0;37.5;
2000;;;41.5;44.0;;43.0;;38.5;40.5;40.0;;34.3
2001;34.2;39.5;;;;42.5;;;41.2;40.0;37.0;34.2
2002;;37.7;41.2;43.8;45.4;;42.5;38.5;42.3;40.5;37.5;37.0
2003;36.0;;;;43.7;43.0;;;41.0;;39.5;42.5
2004;36.5;36.0;43.4;43.6;;;40.5;37.8;41.5;40.0;40.0;
2005;38.5;40.8;;;43.2;43.2;;38.8;40.6;;38.5;37.0
2006;;41.0;41.8;43.0;44.0;43.2;43.3;;41.3;;36.5;
2007;33.5;37.7;;44.5;;;41.0;36.5;40.0;;39.0;35.3
2008;30.1;;43.5;44.0;44.0;44.0;39.0;38.5;41.5;41.5;38.5;37.5
2009;38.0;39.0;40.5;44.5;44.0;44.0;42.5;39.4;43.0;;40.5;37.0
2010;39.5;;43.0;;45.5;42.5;41.5;37.1;40.0;42.0;39.0;34.5
2011;;39.0;;44.0;44.5;44.0;40.5;38.4;39.5;40.2;36.3;32.0
2012;36.0;39.0;39.8;44.5;44.4;42.5;37.2;;40.6;41.0;39.1;36.5
2013;39.0;42.0;43.5;43.0;44.5;44.0;41.5;37.5;41.0;40.0;37.7;38.0
2014;37.5;38.4;43.5;43.5;44.2;43.5;42.5;39.5;40.5;40.5;39.1;37.5
2015;37.0;39.5;41.8;42.6;44.7;44.2;42.5;38.0;;41.2;37.0;29.0
2016;32.5;42.0;43.5;45.1;45.5;44.3;39.5;38.5;40.0;41.2;38.8;36.2
2017;38.6;38.0;41.0;44.0;45.0;44.0;40.0;39.5;41.0;41.5;38.0;36.5
2018;30.5;40.3;42.0;44.5;45.5;44.0;39.0;37.5;40.2;41.0;38.5;33.7